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【判断题】
制动效能稳定性就是指汽车行车制动系统的涉水稳定性。A.
正确
B.
错误
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】You'd better take an umbrella with you ______ it rains.
A.
for
B.
in case
C.
in spite of
D.
unless
【单选题】设有 12 个同类资源可供 4 个进程共享,资源分配情况如下表所示。 进程 已占用资源数 最大需求数 P1 2 4 P2 3 6 P3 4 7 P4 1 4 当进程 P1 , P2 , P3 , P4 又都相继提出申请要求,为使系统不致死锁,应满足 的要求。
A.
P1
B.
P2
C.
P3
D.
P4
【单选题】设有12个同类资源可供4个进程共享,资源分配情况如下表所示。 当进程P1,P2,P3,P4又都相继提出申请要求,为使系统不致死锁,应满足( )的要求。
A.
P1
B.
P2
C.
P3
D.
P4
【单选题】听力原文：M: If you really have important things to go out you'd better take an umbrella． W: Thank you? I've got the weather forecast． Q: What is the weather going to be? (3)
A.
Sunny．
B.
Windy．
C.
Rainy．
D.
Cloudy．
【单选题】You'd better take an umbrella rain.
A.
in search of
B.
in case of
C.
in spite of
D.
in way of
【单选题】It outside. You'd better take an umbrella with you. [ ]
A.
rains
B.
is raining
C.
rained
D.
has rained
【单选题】听力原文：M: what's the weather like this afternoon? W: Well, You'd better take an umbrella. Q: Is it going to rain in the afternoon? (19)
A.
No, it isn't.
B.
No, it is.
C.
Yes, it is.
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